chore(deps): update iggy SDK to 0.8.0 stable and uuid to 1.19.0

[mlevkov]

Summary

Update iggy SDK from edge release to stable 0.8.0 and bump uuid crate to latest version. This moves us off the edge SDK now that the stable release includes the compio async I/O improvements.

Type of Change

• Bug fix (non-breaking change that fixes an issue)
• New feature (non-breaking change that adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Documentation update
• Refactoring (no functional changes)
• Performance improvement
• CI/CD changes

Changes Made

• Upgrade iggy from 0.8.0-edge.6 to 0.8.0 (stable release)
• Upgrade uuid from 1.18 to 1.19.0
• Transitive dependency updates in Cargo.lock (compio async I/O library, reqwest-retry, retry-policies)

Testing

• Unit tests added/updated
• Integration tests added/updated
• Manual testing performed

Test commands run:

cargo test
cargo clippy

Checklist

Code Quality

- Code follows project style guidelines (cargo fmt)
- No new Clippy warnings (cargo clippy -- -D warnings)
- Public APIs have documentation comments
- Error handling is appropriate (no unwrap in production code)

Testing

- Tests cover the happy path
- Tests cover error cases
- All existing tests pass

Documentation

- CLAUDE.md updated (if architectural changes)
- README updated (if user-facing changes)
- Code comments explain "why" not "what"

Security

- No secrets or credentials committed
- Input validation added where needed
- No new security vulnerabilities introduced

Related Issues

N/A

Screenshots (if applicable)

N/A

Additional Notes

The iggy 0.8.0 stable release includes the compio-based async I/O improvements that were previously only available in edge releases. This is a drop-in upgrade with no API changes required.